Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.836 5.727/6.67 6.159 ± 0.5496
ea02 1342 1342/1342 1342 ± 0 6.137 5.842/6.473 6.29 ± 0.574
ea03 1342 1342/1342 1342 ± 0 6.214 5.563/6.864 6.259 ± 0.6825
ea04 1342 1342/1342 1342 ± 0.000002607 5.655 5.278/6.186 5.736 ± 0.5033
ea05 1342 1342/1342 1342 ± 0.000006889 5.761 5.533/6.647 6.02 ± 0.5825
ea06 1342 1342/1342 1342 ± 0.000006379 5.851 5.308/6.26 5.897 ± 0.606
ea07 1342 1342/1342 1342 ± 0 6.124 5.462/6.417 6.136 ± 0.6795
ea08 1342 1342/1342 1342 ± 0 6.35 5.888/6.858 6.453 ± 0.6254
ea09 1342 1342/1342 1342 ± 0 5.733 5.206/6.394 5.8 ± 0.5838
ea10 1342 1342/1342 1342 ± 0 5.601 5.41/6.339 5.824 ± 0.5649
ea11 1342 1342/1342 1342 ± 0.00002777 5.768 5.187/6.527 5.865 ± 0.6659
ea12 1342 1342/1342 1342 ± 0.000008915 5.598 5.453/6.405 5.871 ± 0.5318
ea14 1342 1342/1342 1342 ± 0 6.014 5.734/6.663 6.17 ± 0.5205
ea15 1342 1342/1342 1342 ± 0.00001972 5.893 5.712/6.733 6.228 ± 0.6527
ea16 1342 1342/1342 1342 ± 0 6.109 5.857/6.734 6.29 ± 0.6555
ea17 1342 1342/1342 1342 ± 0 6.175 5.856/7.107 6.354 ± 0.6566
ea18 1342 1342/1342 1342 ± 0 6.613 6.024/7.254 6.65 ± 0.655
ea19 1342 1342/1342 1342 ± 0.00001684 5.925 5.72/6.81 6.202 ± 0.5553
ea20 1342 1342/1342 1342 ± 0 6.35 5.941/7.041 6.486 ± 0.6132
ea21 1342 1342/1342 1342 ± 0 5.532 5.233/6.039 5.673 ± 0.5083
ea22 1342 1342/1342 1342 ± 0 5.849 5.509/6.432 5.932 ± 0.5447
ea23 1342 1342/1342 1342 ± 0.000002258 5.843 5.572/6.486 6.079 ± 0.6188
ea24 1342 1342/1342 1342 ± 0 6.168 5.288/6.622 5.996 ± 0.6811
ea25 1342 1342/1342 1342 ± 0 6.578 5.798/7.035 6.591 ± 0.7902
ea27 1342 1342/1342 1342 ± 0.000004698 5.679 5.517/6.545 5.976 ± 0.5935
ea28 1342 1342/1342 1342 ± 0 6.413 5.818/7.044 6.438 ± 0.672
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002348 5.576 5.451/5.759 5.613 ± 0.2611
5 1342 1342/1342 1342 ± 0.00002348 5.499 5.224/5.653 5.49 ± 0.2914
6 1342 1342/1342 1342 ± 0.00002348 5.544 5.304/5.72 5.514 ± 0.2661
7 1342 1342/1342 1342 ± 0.00002348 5.595 5.391/5.748 5.572 ± 0.2379
8 1342 1342/1342 1342 ± 0.00002348 5.563 5.185/5.653 5.491 ± 0.2796
9 1342 1342/1342 1342 ± 0.00002348 5.803 5.609/5.947 5.785 ± 0.287
10 1342 1342/1342 1342 ± 0.00002348 6.261 6.091/6.359 6.234 ± 0.2553
11 1342 1342/1342 1342 ± 0.00002348 6.485 6.205/6.651 6.467 ± 0.2727
12 1342 1342/1342 1342 ± 0.00002348 6.646 6.417/6.823 6.641 ± 0.3046
13 1342 1342/1342 1342 ± 0.00002348 7.145 6.844/7.354 7.111 ± 0.3353
14 1342 1342/1342 1342 ± 0.00002348 6.988 6.735/7.445 7.094 ± 0.4188
15 1342 1342/1342 1342 ± 0.00002348 6.946 6.658/7.209 6.914 ± 0.3386
16 1342 1342/1342 1342 ± 0.00002938 5.864 5.644/6.285 5.976 ± 0.4115
17 1342 1342/1342 1342 ± 0.00003252 5.85 5.674/6.216 5.918 ± 0.3799
output_dir
 
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-30 23:33:20.546
End
2025-07-31 00:20:43.075
Duration
0:47:22.529
Note, WebLog generation is not included in the time.

CASA logs for stage 8